Epiphyte. Pseudobulbs close together. Rhachis cylindrical, bearing flowers in 3 ranks. Flowers 4-6 mm in diameter. Flowers yellowish green with numerous small purplish warts.
Inflorescence pendulous, 4–15 cm long; peduncle ± equal to the rhachis in length, with several papery sheaths; rhachis fleshy, swollen, densely several-to many-flowered.
Pseudobulbs set close together (0.5–1.5 cm apart), forming clumps, 2-leaved, 15–25 × 18–25 mm, orbicular to ovoid, squat, green to reddish.
Dorsal sepal 3.5–5 × 1.5–2 mm, ovate, concave; lateral sepals 3.5–4.5 × 1.5–2.5 mm, lanceolate, acuminate, slightly recurved.
Leaves fleshy, spreading, 25–40 × 10–22 mm, elliptic, rounded at apex, dark green, sometimes tinged with purple.
Column 1.5–2.2 mm long, including falcate stelidia 0.6–1 mm long; anther cap with V-shaped ridge on the apex.
Flowers fleshy, papillose on outside, red-purple, or green heavily blotched with purple.
Lip 2 × 1 mm, tongue-like, fleshy, recurved, the margins long-ciliate.
Small epiphytic herb; rhizome creeping, c. 2 mm in diameter.
Pollinia 4, 2 much smaller than the others.
Pedicel and ovary 1.5–2.5 mm long.
Petals 2–3 × 0.2–1 mm, linear.